1. Education
You can opt-out at any time. Please refer to our privacy policy for contact information.

Discuss in my forum

Isoelectronic Definition

By

Isoelectronic chemical species have the same number of valence electrons.

Isoelectronic chemical species have the same number of valence electrons.

Science Photo Library - MEHAU KULYK, Getty Images

Isoelectronic Definition: Isoelectronic refers to two atoms, ions or molecules that have the same electronic structure and same number of valence electrons.

Examples: The K+ ion is isoelectronic with the Ca2+ ion. The carbon monoxide molecule (CO) is isoelectronic to nitrogen gas (N2).

©2014 About.com. All rights reserved.